Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11608404 | Block copolymers and polymer modified bitumen therefrom | Erica Jellema, Robert Q. Kluttz, Rombout Hartemink | 2023-03-21 |
| 10793720 | Reclaimed asphalt composition and methods of making and using same | Robert Q. Kluttz, Christopher M. Lubbers | 2020-10-06 |
| 10767033 | Asphalt compositions and methods of making same | Robert Q. Kluttz, Erica Jellema, Donn A. DuBois, Carl L. Willis, Christopher M. Lubbers | 2020-09-08 |
| 9790360 | Oil gel for asphalt modification and rejuvenation | Robert Q. Kluttz, Christopher M. Lubbers | 2017-10-17 |